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Home >> Mercury >> 2008 >> Milan Base, 2.3 Z, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1183 (Engine Controls - Description & Operation (Except Diesel & Hybrid)) >> Powertrain Control Hardware >> Power and Ground Signals >> Power Ground (PWR GND)

Power Ground (PWR GND)

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The PWR GND circuit(s) is directly connected to the battery negative terminal. PWR GND provides a return path for the PCM vehicle power (VPWR) circuits.

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